dogsoldier
Registered User
I have the engine management fault P0411 on my 2001 A6 C5 1.8t
Done a little research and thinking it might be a perished vacuum hose and may need to replace. Does anyone have any other ideas?
Cheers
Done a little research and thinking it might be a perished vacuum hose and may need to replace. Does anyone have any other ideas?
Cheers